[Linux-cluster] Looking for guidance

[Andrew Beekhof]

On Sun, Feb 21, 2010 at 9:30 PM, Joseph L. Casale
<jcasale at activenetwerx.com> wrote:
> Hey,
> I am new to clusters, and have been reading up all the options but
> given I haven't any experience ever setting one up I don't know which
> option is best suited.
>
> I need to replicate a local volume between two servers, and export the
> data via nfs and rsyncd from either. They only need to be active/passive.
>
> I originally thought drbd and heartbeat v1 would be the simplest but looking
> at what's needed for nfs to work looks slightly hackish and I really don't
> know how well this will perform (It could very well be the best option).

I don;t think anyone on the project recommends Heartbeat v1 anymore.
At least use the crm/pacemaker extensions (http://clusterlabs.org) if
you're thinking about using Heartbeat in any way.

>
> After looking at alternatives, I figured the cluster suite from rhel might
> be a good supported option but given the two node, active/passive setup
> that looks like it is way over complicated.
>
> The need for fencing can be slightly mitigated by requiring manual intervention
> to rejoin a node that has left, it's not active/active HA I am looking for,
> but redundant data and weak ha through failover. The nodes are in two buildings
> connected by gig fiber.
>
> Any experienced ops have any insight into an approach best suited that
> I could settle on and start researching?
>
> Thx,
> jlc
>
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